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. Author manuscript; available in PMC: 2021 Apr 28.
Published in final edited form as: Int J Numer Method Biomed Eng. 2019 Dec 9;36(1):e3295. doi: 10.1002/cnm.3295

TABLE 3.

Material parameters of the isotropic part of the muscle fiber model in Equation (2) with different stiffness (unit: N/cm2)

Age Fiber’s isotropic stiffness C10 C01 C20 C11 C02 K
Young Soft 0.14 0.40 0.005 5.05 0.003 104
Adult Medium stiff 0.28 0.80 0.010 10.10 0.006 2 × 104
Old Stiff 0.42 1.20 0.015 15.15 0.009 3 × 104